Home / 348,619.03-523,149.70-148,940.92

Finding the Fourth Proportional to 348,619.03, 523,149.70 and 148,940.92

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Solution

The fourth proportional to 348,619.03, 523,149.70 and 148,940.92 is: 223,505.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,619.03 : 523,149.70 = 148,940.92 : x
  2. Step 2: Convert to fraction form
    348,619.03/523,149.70 = 148,940.92/x
  3. Step 3: Cross multiply
    348,619.03x = 523,149.70 × 148,940.92
  4. Step 4: Simplify right side
    348,619.03x = 77,918,395,935.50
  5. Step 5: Solve for x
    x = 77,918,395,935.50/348,619.03
  6. Step 6: Final answer
    x = 223,505.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.